Halides 4.8.3.4 Flashcards

1
Q

What is a halide ion?

A

a halogen (group 7) atom bearing a negative charge.

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2
Q

What are the halide anions?

A
  • fluoride
  • chlorine
  • bromide
  • iodide
  • astatide
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3
Q

What do halides produce precipitates with?

A

halides produce precipitates with silver nitrate solution in the presence of dilute nitric acid.

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4
Q

What are the names and the colours of the precipitates formed by halide ions and silver nitrate?

A
  • Silver Chloride - WHITE
  • Silver Bromide - CREAM
  • Silver Iodide - YELLOW
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5
Q

Why is dilute nitric acid added?

A

To get rid of any carbonate ions.

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